# Blackjack Tracker vs ScreenZen

The clearest difference is review sentiment: ScreenZen at 93% against Blackjack Tracker's 0%. ScreenZen also leads on rating (4.9 vs 3.4) and ratings volume (50K vs 11). Blackjack Tracker's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (6.1 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Blackjack Tracker sells 3 one-off in-app purchases and ScreenZen sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ScreenZen holds the better App Store score, 4.9 against 3.4. That said, the two scores are not equally well evidenced: ScreenZen has 50K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 0% of Blackjack Tracker's written reviews are positive against 93% of ScreenZen's.

## The numbers

| Metric | Blackjack Tracker | ScreenZen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (11 ratings)](https://appshunter.io/ios/app/blackjack-tracker-easy-card-counting/id1199416236/reviews) | **[4.9 (50K ratings)](https://appshunter.io/ios/app/screenzen-screen-time-control/id1541027222/reviews)** |
| Number of ratings | 11 | **50K** |
| Positive reviews | 0.0% of reviews | **93.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#122** |
| Size | 7 MB | 159 MB |
| Requires iOS | **6.1** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Asylum Square Interactive GmbH](https://appshunter.io/developer/1042383824) | [ScreenZen LLC](https://appshunter.io/developer/1541021087) |

## What reviewers say

### Blackjack Tracker

[App page](https://appshunter.io/ios/app/blackjack-tracker-easy-card-counting/id1199416236)

This app assists with card counting in Blackjack, performing the mathematical calculations and tracking card values. It supports multiple popular counting systems and various deck configurations, offering bet recommendations based on the current count.

**Highlights:** Automated card counting, True count calculation, Supports Hi-Lo, KO, Hi-Opt I, Hi-Opt II systems, Configurable for 2, 5, 6, or 8 decks, Dynamic system switching, Bet recommendations, Card play history tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| System Hi-Opt I | $1.99 | one-time |
| System Hi-Opt II | $1.99 | one-time |
| System Hi/Lo | $1.99 | one-time |


### ScreenZen

[App page](https://appshunter.io/ios/app/screenzen-screen-time-control/id1541027222)

**Currently charting:** #122 Top Free · Productivity (US App Store)

This app offers multiple strategies to help you reduce screen time and control app usage. Features include delayed app opening, timed scrolling interruptions, and customizable app limits. It also provides options for strict blocking, settings protection, and encourages mindful breaks.

**Highlights:** Delayed app opening, Scrolling interruption, Set app goals and limits, Configurable daily schedules, Strict app blocking, Screen time tracking for distracting apps, Settings protection locks

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kind Tip | $5.00 | one-time |
| Generous Tip | $10.00 | one-time |
| Amazing Tip | $20.00 | one-time |
| Fantastic Tip | $40.00 | one-time |

**What reviewers like**

- 🚀 Completely reversed my scrolling addiction
- 🚀 Helps manage screen time
- 👍 Excellent app, easy to use
- 👍 Genuinely the best screentime app out there
- 👍 Effective in avoiding doom scrolling

**What reviewers complain about**

- 🐛 Buggy, sometimes doesn't unlock apps
- 🐛 Notifications can't break through
- 🐛 Inconsistent UI across devices

**Reported bugs**

- Unlock button not working as expected
- App stops working after some time
- Compatibility issues with iOS 16 update

**Requested features**

- Add more customization options
- Integrate with productivity/to-do apps
- Add more pause/break options
- Improve website blocking functionality


## Frequently asked questions

### Is Blackjack Tracker free?

Blackjack Tracker is free to download, with in-app purchases available.

### Is ScreenZen free?

ScreenZen is free to download, with in-app purchases available.

### Which has better reviews, Blackjack Tracker or ScreenZen?

ScreenZen is rated higher. Blackjack Tracker averages 3.4 out of 5 from 11 ratings, while ScreenZen averages 4.9 from 50K ratings.

### Do Blackjack Tracker or ScreenZen have ads?

Neither Blackjack Tracker nor ScreenZen shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*